Sound insulation curtain wall for building decoration

The utility model discloses a sound insulation curtain wall for building decoration, and relates to the technical field of building decoration. Comprising a main keel, an assembly keel and an aluminum veneer curtain wall, the assembly keel is installed on the main keel through screws, the aluminum veneer curtain wall is installed on the assembly keel through screws, and the aluminum veneer curtain wall comprises a punching aluminum gusset plate, an aluminum honeycomb core, a first adhesive layer, glass fiber silencing cotton, a second adhesive layer and an aluminum alloy plate. According to the sound insulation curtain wall for building decoration, the aluminum honeycomb core composite glass fiber noise reduction cotton is adopted as a sound insulation structure, honeycomb cores in a plate are divided into a plurality of small closed chambers, air flow is prevented, heat and sound waves are blocked, and the effects of heat insulation, heat preservation and sound insulation can be achieved; the glass fiber has